Authors
A. F. Haeberer
Tobacco Laboratory, Agricultural Research 50r1Jice, United States Department of Agriculture
O. T. Chortyk
Tobacco Laboratory, Agricultural Research 50r1Jice, United States Department of Agriculture
© 2014 A. F. Haeberer, O. T. Chortyk, published by Institut für Tabakforschung GmbH
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 License.